Harrison Mayor James Fife has known Sen. Bob Menendez for 50 years, the two meeting each other back when Menendez was a newly elected 18-year-old Union City school board member. Fife called him “a good friend,” one who was available over the phone to discuss politics and policy. But on the day Menendez was found guilty of 16 counts of corruption in a Manhattan federal courthouse, the mayor said he was “very sad to hear about him getting convicted.” It was a sentiment that a few Hudson County politicos shared when the New Jersey Democrat was convicted for accepting cash, gold bars and gifts in …